CRT 48-31V - BlueLine Rental
Contents
1. Machinery Directive 15 sound pressure level at operator s location Lpa 91 dB A e guaranteed sound power level Lwa 109 dB A These sound values were determined according to ISO 3744 for the sound power level Lwa and ISO 11204 for the sound pressure level Lpa at the operator s location The weighted effective acceleration value determined according to ISO 2361 1 and ISO 5349 is for whole body 1 29 m s for hand arm 2 85 m s The sound and vibration specifications were obtained with the unit operating on fully cured water wetted concrete at nominal engine speed wc td000048gb fm 17 Operation 4 Operation 4 1 4 2 a m gt wc tx000141gb fm CRT 48 31V Description The Riding Trowel is a modern high production machine Finishing rate will vary depending on operator skill and job conditions The heavy duty gearboxes are designed to provide exceptional performance low maintenance and trouble free use in most conditions The low speed unit is designed to provide higher torque to optimize performance with the use of pans However either machine can be configured to be non overlapping or overlapping and can therefore use either two pans eight or ten finishing blades All WACKER Riding Trowels are equipped with a fail safe kill circuit and a low oil shutdown or low oil alert for added job safety and engine protection Operating time between fuel refill2. Do not use the trowel for any purpose other than its intended purposes or applications The information provided in this manual supplements the specific information about your machine and its application that is contained in the manufacturer s manual s Other information which may affect the safe operation of your machine may be displayed on safety signs or in insurance requirements employer s safety programs safety codes local state provincial and federal laws rules and regulations If you do not understand any of this information or if errors or contradictions seem to exist consult with your supervisor before operating your trowel IMPORTANT If you do not have the manufacturer s manual s for your particular machine get a replacement manual from your employer equipment dealer or manufacturer of your machine Keep this safety manual and the manufacturer s manual s accessible to the operator and maintenance personnel Remember that YOU are the key to safety Good safety practices not only protect you but also protect the people around you It is your responsibility to study this manual and the manufacturer s manual s for your specific machine before operating your machine Make them a working part of your safety program Keep in mind that this safety manual is written for concrete power trowels only Practice all other usual and customary safe working precautions and above all REMEMBER SAFETY IS UP TO YOU
3. YOU CAN PREVENT SERIOUS INJURY OR DEATH FOLLOW A SAFETY PROGRAM EQUIPMENT CLOTHING Consult your supervisor for specific instructions on a job and the personal safety equipment required For instance you may need e Hard Hat Heavy Gloves Eye Protection Ear Protectors e Safety Shoes Dust Mask or Respirator A WORD TO THE USER Do not wear loose clothing or any accessory flopping cuffs dangling neckties and scarves or jewelry that can catch in moving parts DUST PRECAUTION Some dust created by construction activities may cause silicosis or respiratory harm Your risk of exposure varies depending on how often you do this type of work To reduce your risk work in a well ventilated area use a dust control system and wear approved personal safety equipment such as a dust particle respirator designed to filter out microscopic particles LEARN TO BE SAFE Read the operator s manual If one has not been provided get one and study it before operating the equipment Learn the location and understand the functions of all controls before attempting to operate the equipment Know the meaning of all identification symbols on the controls and gauges Check to determine that the manufacturer s furnished safety warning labels are securely attached to the trowel and all warnings can clearly read Replace labels and decals if they are missing or become worn or unreadable Kno
4. Standard maintenance procedures should always be observed Read the manufacturer s manual or find assistance if you do not understand what you are doing Maintenance can be dangerous unless performed properly Be certain that you have the necessary skill and information correct tools and equipment to do the job correctly Attach a Do Not Operate tag or similar warning tag to the control panel or handle on walk behind trowels and disconnect the battery disconnect the spark plug wire on walk behind trowels before performing maintenance on the machine DO NOT OPERATE Disconnect the electric cord on electrical machines 17 Use a flashlight to check battery electrolyte level Always check with engine stopped Battery electrolyte is poisonous is strong enough to burn your skin eat holes in clothing and can cause blindness if splashed into eyes Always wear eye and face protection Flush any contacted area with water immediately 20 FIRE PREVENTION Avoid fire hazards Always stop the engine and allow it to cool before you refuel the trowel Do not refuel while smoking or near open flame or sparks Never overfill fuel tanks or fluid reservoirs Remove all trash or debris Make sure oily rags or other flammable materials are not stored on or in the trowel Check for fuel oil or hydraulic fluid leaks Repair the leaks and clean the machine before you operate it Inspect electrical wiring or
5. alert you to potential A symbol to avoid possible injury or death DANGER indicates a hazardous situation which if not avoided will result in death or serious injury DANGER WARNING indicates a hazardous situation which if not avoided could result in death or serious injury WARNING CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury CAUTION NOTICE Used without the safety alert symbol NOTICE indicates a hazardous situation which if not avoided could result in property damage Note Contains additional information important to a procedure Laws Pertaining to Spark Arresters Notice State Health Safety Codes and Public Resources Codes specify that in certain locations spark arresters be used on internal combustion engines that use hydrocarbon fuels A spark arrester is a device designed to prevent accidental discharge of sparks or flames from the engine exhaust Spark arresters are qualified and rated by the United States Forest Service for this purpose In order to comply with local laws regarding spark arresters consult the engine distributor or the local Health and Safety Administrator CRT 48 31 2 2 wc_si000049gb fm Safety Information Operating Safety WARNING 2 2 1 2 2 2 2 2 3 2 2 4 2 2 5 2 2 6 2 2 7 2 2 8 2 2 9 2 2 10 2 2 11 2 2 12 2 2 13 2 2 14 Familiarity and proper training are required for the safe operation of equip
6. can damage the steering controls NOTICE Attempting to use the trowel too early in the curing stage of the concrete may result in an undesirable finish Only experienced concrete finishers should operate the trowel wc_tx000141gb fm 22 CRT 48 31V Operation 4 8 Steering See Graphic wc_gr000689 Refer to the illustration for the necessary hand motions to move the trowel in the desired direction described below 1 forward 2 reverse rotate clockwise 4 rotate counter clockwise 5 left sideways 6 right sideways wc 9 000689 wc tx000141gb fm 23 Operation CRT 48 31V 4 9 Pitch Adjustment See Graphic wc_gr000147 When changing or setting the pitch angle of the trowel blades slow the machine set the desired pitch on the left side of the machine then adjust the right side to match To increase the pitch turn the pitch control inward a Use the pitch indicator b to adjust pitch equally on both right and left trowel blades Working Conditions of Suggested Working Concrete Pitch 1 Wet surface working stage Flat No Pitch e 2 Wetto plastic working Slight Pitch stage 3 Semi hard working stage Additional Pitch 20 25 4 Hard finishing stage Maximum Pitch burnishing 5 wc tx000141gb fm 24 CRT 48 31V Maintenance 5 Maintenance 5 1 Periodic Maintenance Schedule The chart below lists basic tr
7. in any way medications drugs alcohol etc Adjust the seating if necessary and get into a comfortable position where all controls are accessible Visually check to be sure that the blades are free of obstructions and the area is clear for operation Start the trowel following the instructions in the engine manufacturer s operation manual For diesel powered trowels follow the instructions for glow plug and cold start operation START SAFELY For trowels that use this feature ensure that the emergency stop switch is in the ON position Move the throttle to the idle position Switch the engine ON OFF switch to the ON position Never place your foot on the ring guard when starting the engine or severe injury can occur if your foot slips through the ring guard as the blades start to spin While firmly holding the handle with one hand start the engine following the guidelines in the engine manufacturer s instruction manual Hold the handle bar firmly with both hands while the trowel is throttled up If control of the trowel is lost stay clear and do not attempt to regain control until the trowel has stopped moving Depending on the engine speed the trowel handle can swing around before it stops completely You are ready to operate the trowel 11 Observe any gauges and warning lights to ensure they are functioning and their readings are within the manufacturer s normal operating range Check operation o
8. required 3 BIG REASONS The Safety Alert Symbol identifies important safety e Accidents KILL or DISABLE messages on machines safety signs in manuals or elsewhere When you see this symbol be alert Accidents COST to the possibility of personal injury or death Follow Accidents CAN BE AVOIDED the instructions in the safety message NOTICE OF COPYRIGHT PROTECTION AEM Safety Manuals are protected as a copyrighted work with creation of derivative works based an AEM Safety Manual ownership duly registered with the Copyright Office without the prior written approval of AEM is expressly prohibited Washington D C Any reproduction translation decompiling or Copyright infringement can result in civil and criminal sanctions other use of AEM Safety Manual or portion thereof or the damages and other penalties being imposed Copyright 2003 Association of Equipment Manufacturers WORD OF EXPLANATION The following is a partial list of reference material on safe operating practices U S Department of Labor publishes Safety and ISO International Standards Organization Health Regulations and Standards under the 1 rue de Varembe Case postale 56 CH 1211 authority of the Occupational Safety and Health Act Geneva 20 Switzerland www lISO ch for the General Construction and Mining Industries Its address is U S Department of Labor s Society of Washington DC 20210 www OSHA gov and 20
9. worn or frayed insulation Install new wiring if wires are damaged Do not weld or flame cut on pipes tubes or tanks that contain flammable fluids or gases Ether and starting fluid is flammable Do not smoke when using Always follow the instructions on the can and in the manufacturer s manual for your trowel Always use a Safe nonflammable solvent when you clean parts Do not use flammable fluids or fluids that give off harmful vapors PERFORM MAINTENANCE SAFELY EXHAUST FUMES Engine exhaust fumes can cause sickness or death When performing maintenance if it is necessary to run an engine in an enclosed area remove the exhaust fumes from the area when an exhaust pipe extension If you do not have an exhaust pipe extension make sure you open the doors and get outside air into the area Ensure that permissible carbon monoxide levels are monitored and not exceeded FLUID SIPHONING Never siphon gasoline or hydraulic fluid using a hose and suction by mouth Ingestion of these fluids even in small amounts will require immediate medical attention and can cause death PERFORM MAINTENANCE SAFELY Store all flammable fluids and materials away from your work area Whenever the sparkplug is removed do not test for spark on gasoline powered engines if engine is flooded or the smell of gasoline is present A stray spark could ignite fumes Know where fire extinguishers are kept how they operate and for what
10. 212 e Mod I www MSHA gov publishes a list Operator Precautions SAE J153 I MAY 87 www SAE org ANSI American National Standards Institute c o The American Society of Mechanical Engineers United Engineering Center 345 East 47th Street New York NY 10017 www ANSI org AEM Association of Equipment Manufacturers 111 East Wisconsin Avenue Milwaukee WI 53202 www AEM org WORD OF EXPLANATION FOREWORD A WORD TO THE USER FOLLOW A SAFETY PROGRAM PREPARE FOR SAFE OPERATION START SAFELY WORK SAFELY SHUT DOWN SAFELY LOAD AND UNLOAD SAFELY TABLE OF CONTENTS PERFORM MAINTENANCE SAFELY TEST YOUR KNOWLEDGE uuu uyu ioe 22 A FINAL WORD TO THE 5 23 FOREWORD This safety manual is intended to point out some of the basic situations which may be encountered during the normal operation and maintenance of your walk behind or ride on concrete power trowel and to suggest possible ways of dealing with these conditions Additional precautions may be necessary depending on application and attachments used and conditions at the work site or in the maintenance area The trowel manufacturer has no direct control over machine application operation inspection lubrication or maintenance Therefore it is your responsibility to use good safety practices in these areas
11. 5 3 Control Linkage Lubrication 27 5 4 Control Arm Adjustment Forward or Backward 27 9 5 Right hand Control Arm Adjustment Right or Left 28 5 6 Switching Blade POSIHORIS uuu kt eee en uuu uu 29 5 7 Mounting 30 5 8 Trarspor ng 2e 95 99 020 ab cud dida 31 5 9 B3 qc 32 5 10 Battery Jump Start Procedure ncs siete ones es 34 5 11 leis EET 35 9 12 ax eet el aie 36 5 13 6 O luu P TTE 37 TFOUDIESMOOUNG 38 WARNING C 1 Foreword tx000001 gb fm CALIFORNIA Proposition 65 Warning Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals known to the State of alifornia to cause cancer and birth defects or other reproductive harm This manual provides information and procedures to safely operate and maintain this Wacker model For your own safety and protection from injury carefully read understand and observe the safety instructions described in this manual Keep this manual or a copy of it with the machine If you lose this manual or need an additional copy please contac
12. AHRT WERDEN ZUR BESTELLUNG VON ERSATZB CHERN WENDEN SIE SICH BITTE AN IHREN ORTLICHEN WACKER HANDLER wc_si000049gb fm EL MANUAL DE OPERACION DEBE SER RETENIDO EN LA MAQUINA CONTACTE A SU DISTRIBLIDOR WACKER MAS CERCANO UH EJEMPLAR ADICIONAL LA HOTICE DEMPLOI ETRE MUMIE SUR LA MACHINE CONTAGTER LE EHSTRIBUTEUR WACKER LE PLUS PROCHE POUR COMMANDEH LIN EXEMPLAIRE SUPPLEMENTAIRE CRT 48 31V WARNING Head and understand the supplied Operators Manual before operating this machine Failure to do so increases the risk of injury to yourself or others Blade pitch control Turn both controls inward to increase blade pitch Refer to section Pitch Adjustment Operator s Manual must be stored on machine Replacement Operator s Manual can be ordered through your local Wacker distributor Steering control Refer to section Steering 12 CRT 48 31 Ve qum AN WARNING Remove pan from trowel before lifting machine overhead Pa a perso ad ns can fall and cause death or serious injury if n is hit ANWARNUNG e vom Betongl tter entfernen bevor Kopfh he gehoben wird fallen Gleitscheibe kann fallen und sch oder Tod verursachen w P A ADVERTENCIA uite el disco de flotaci a alisa n antes de levantar la rmia l appareil au AVERTISSEMENT vant de lever i O wc_si000049gb fm USE ONLY MOBIL GLYGOY
13. H OUR LOCAL WACKER Eu TOR BETRIEBRSVORSCHFIFT MESS DER MASCHINE WERDEN ZU BESTELLUSMG SOM ERSATZBARCHERN WENDEN HE BITTE WARNING AN IHREN WACKER HANDLER EL MANUAL DE DERE SER RETENIDO EN LA MAAMA CONTACTE SU DISTRIBUIDOR WACKER MAS PARA PEDIA Uf EJEMPLAR ADGCSONAL LA HOTICE D EMPLOI HHT MUME LA MACHINE CONTACTER LE DESTRIBLITEUR WACKER LE PLUS PROCHE POUR COMMANDER LUN EXEMPLAIRE SUPPLEMENTAIRE WARNUNG A ADVERTENCIA wc_si000049gb fm DANGER GEFAHR PELIGRO DANGER Safety Information READ AMDO LEDS SAMO THE DIPETPRA DITE GARLI LF COMPRA TIAN THEE T0 DO SO ARES THE PESH BLANT TO POLL CA OTe CTE AE CAPE GATOS BPO TE a TR MA BOHET LESEN UHD VERETEHEM CHTREPOLGUNG ERH HT DAS Fur ETF kel DOER LEA Y ENTIENDA FL MAMIA DE OPERACION PRONVINTO GOH EL COURO ANTES DE GUE OPERE ESTE POUR DE POOR AUMENTAM FL MERGO DE 108 DICA PERSCAALEE Y OTRAS PEPICHAS ET COMPREHDRE LA HOTICE POUR LA BACHER AVANT LA METTRE EN SPO A YOS ALPZMENTEREI LE DX visus Gen ET LES AUTRES Das BLESSEUREX wc 9 000249 Safety Informa
14. LE 460 WACKER P N 163918 www wackergroup com O Safety Information WARNING Remove pan from trowel before lifting machine overhead Pans can fall and cause death or serious injury if a person is hit Located on top side of float pan WARNING Pinching hazard Rotating machinery CAUTION Engine oil pressure is low Stop the engine and check the oil level CAUTION Low voltage Stop the engine and check the charging system CAUTION Coolant Temperature is too high Stop the engine and check the coolant level Use only Glygoyle 460 gear oil in gearbox 13 Safety Information WACKER a U S PAT Nos _ OTHER U S AND FOREIGN PATENTS PENDING wc_si000049gb fm CRT 48 31V A nameplate listing the model number item number revision number and serial number is attached to each unit Please record the information found on this plate so it will be available should the nameplate become lost or damaged When ordering parts or requesting service information you will always be asked to specify the model number item number revision number and serial number of the unit This machine may be covered by one or more patents 14 CRT 48 31V Technical Data 3 Technical Data 3 1 Engine CRT 48 31V CRT 48 31V E 0009086 0009481 Engine Make Vanguard DM950G Rated Power 23 1 31 Displacement 950 58 Champion RC12YC Electrode Gap 0 76 0 030 Engine Spe
15. NCE SAFELY HYDRAULIC SYSTEMS Hydraulic fluid systems operate under high pressure Even a small leak can have enough force to penetrate the eyes or skin If injury occurs seek immediate medical treatment by a physician familiar with injuries that are caused by hydraulic oil escaping under pressure Use a piece of wood or cardboard to find hydraulic oil leaks Do not use your bare hands Wear safety glasses to prevent injuries to the eyes 21 How to check your trowel for proper operation Proper working procedures Proper shut down procedures Your work area and any special hazards that may exist Under what conditions you should not operate your trowel If you do not understand any of these items consult with your supervisor before operating your trowel Remember that YOU are the key to safety Good safety practices not only protect you but protect the people around you You have read this safety manual and the manufacturer s manual s for your specific trowel Make them a working part of your safety program Keep in mind that this safety manual is written for only this type of machine Practice all other usual and customary safe working precautions and above all REMEMBER SAFETY IS UP TO YOU YOU CAN PREVENT SERIOUS INJURY OR DEATH A FINAL WORD TO THE USER 23 This manual is another in a series on the safe operation of machinery published by AEM For additional publications visit our web site at w
16. Ride On Trowels CRT 48 31V OPERATOR S MANUAL 0 15 4 5 5 0 E CRT 48 31V Table of Contents 1 Foreword 3 Safety Information 4 2 1 Laws Pertaining to Spark Arresters 4 2 2 Sale on 5 2 3 Operator Safety while using Internal Combustion Engines 6 2 4 SEVICE OaE T 7 2 5 Nerio SE 8 2 6 Safety and Operating Labels u u e oa uuu 10 Technical Data 15 3 1 Fl C a EE 15 3 2 P IDOWO a 16 3 3 Sound and Vibration Specifications 17 Operation 18 4 1 18 4 2 Features and Controls uu uuu uu souks aun papa aY 18 4 3 New amp uuu uu uu uu auqa a vetet podio Mua abate 20 4 4 sie Peligro 21 4 5 nope NL Tp 21 4 6 SOPPI uuu TM 22 4 7 22 4 8 LOO MAG eee 23 4 9 24 wc bo0154550en 006TOC fm 1 Table of Contents CRT 48 31V 5 Maintenance 25 5 1 Periodic Maintenance Schedule 25 5 2 TFOWEl estu feb ei ieu bay sa 26
17. e 12V as is used with your engine Attach one end o the positive booster cable red to the positive terminal of the booster battery Attach the other end to the positive terminal of your engine battery Attach one end of the negative booster cable black to the negative terminal of the booster battery Attach other end of negative cable to a solid chassis ground on your engine NOTICE Jump starting in any other manner may result in damage to the battery or the electrical system Push down on the throttle foot pedal turn the engine keyswitch and hold it until the engine starts NOTICE Cranking the engine for more than 5 seconds can cause starter damage If the engine fails to start release the keyswitch and wait 10 seconds before operating the starter again NOTICE When using lights or high amperage draw accessories idle the engine for a period of 20 minutes to bring the battery to charge state 34 CRT 48 31V Maintenance 5 11 wc tx000142gb fm Spark Plug Clean or replace spark plug as needed to ensure proper operation Refer to the engine Owner s Manual Recommended Plug Champion RC12YC The muffler and engine cylinder become very hot during operation and N remain hot for a while after stopping the engine Allow engine to cool WARNING removing spark plug 5 11 1 Remove spark plug and inspect it 5 11 2 Replace plug if the insulator is cracked or chipped Clean spark plug electrodes w
18. e screws in grease prior to installation This will prevent concrete from cementing the screws in place and make removal of the blades easier later on Note Do not operate the trowel unless all blades are either in the overlapping or non overlapping position To switch the position of the blades from overlapping to non overlapping reverse the process Blade Arm Adjustment Procedure To eliminate wobble Pitch the blades flat Tighten lock nut located at the bottom of each pitch cable Maximum cable play should be no more than 3 18 mm 125 or the width of the cable Set gap on all adjustable links to 4 58 mm 180 9 000255 29 Maintenance CRT 48 31V 5 7 Mounting Float Pans See Graphic wc_gr000275 Certain applications may require the use of float pans Optional float pans a are available and are used with the machines in the non overlapping configuration only To mount float pans Lift trowel off the ground with the engine off and position the pan against the blades Turn pan either to the right or left to engage clip angles b as shown Remember the right hand trowel blades turn counterclockwise the left hand blades turn clockwise a wc gr000275 wc tx000142gb fm 3 0 CRT 48 31V Maintenance 5 8 Transporting Trowels See Graphic wc gr00252 To lift the trowel with a fork lift Fork lift pockets a are provided on both the front and back of the machine Carefully run the
19. e engine is running Turn the engine off and allow it to cool before refueling The muffler exhaust pipes and other engine parts will become hot during operation and will remain hot for a while after shutdown Do not touch until allowed to sufficiently cool Do not allow debris rags paper or leaves to accumulate around these areas DENEN Do not keep tools buckets loose materials on the trowel while it is running and never allow anyone other than the operator on or near the trowel while it is in operation Do not use the trowel for any purpose other than its intended purposes or applications 13 Keep all electrical cords away from rotating elements heat oil and sharp edges to avoid damaging them Avoid body contact with grounded surfaces such as pipes metal railings radiators and metal ductwork Always check the power supply before running the trowel Using the wrong voltage supply will damage the motor Always make sure the motor switch is OFF or in the stop position before plugging the trowel into the power supply Do not operate an electric powered trowel in the rain or snow Keep the motor switch and electrical cords dry Never operate the trowel in areas exposed to flammable or explosive liquids or gases Sparks could ignite fumes 10 SHUT DOWN PROCEDURES Never disable or disconnect the safety devices Always close fuel valves when the machine is not being used Re
20. e engine keyswitch s and hold it until the engine starts Note f the engine is cold pull out the choke control knob fully NOTICE Cranking the engine for more than 5 seconds can cause starter damage If the engine fails to start release the keyswitch and wait 10 seconds before operating the starter again Note The engine has an oil alert switch designed to stop the engine automatically if the oil level gets too low If engine will not start or stops during operation check engine oil level Allow the engine to warm up before operating the trowel 21 Operation CRT 48 31V 46 Stopping To stop trowel movement return joystick s or control levers to their neutral position and release pressure on the throttle foot pedal To stop the engine turn the keyswitch to O off 4 7 Operation To utilize your WACKER Riding Trowel to its fullest capacity the machine should be driven in the direction that the operator is facing This will finish the widest possible area while giving the operator an excellent view of the slab surface about to be troweled When the machine reaches the end of the slab make a 180 U turn and repeat the straight line of direction to the other end of the slab Note During the break in period run the engine at 50 of full throttle Refer to Section New Machines NOTICE DO NOT use excessive pressure on the control levers Excessive pressure does not increase the reaction time of the machine and
21. e level is below the threads of the oil fill plug hole add synthetic gear oil through the opening DO NOT overfill Wipe the threads dry on both the gearbox and the oil fill plug apply Loctite 545 or equivalent to the oil fill plug threads replace the oil fill plug and torque to 16 20 Nm 12 15 ft lbs NOTICE DO NOT mix types of gear oil DO NOT overfill the gearbox with oil Damage to the gearbox may occur if oils are mixed or if the gearbox is overfilled See Technical Data for oil quantity and type To change gearbox oil 5 2 1 Place a container of sufficient capacity approximately 3 8 1 gallon under each gearbox 5 2 2 Remove the gearbox oil drain plug and allow the oil to drain out It may be necessary to remove the gearbox oil fill plug s to facilitate draining After most of the oil has drained out tip the back of the trowel upwards to allow the remaining oil to drain out 5 2 3 After all the oil has drained out wipe the threads dry on both the gearbox and the oil drain plug apply Loctite 545 or equivalent to the oil drain plug threads and replace the gearbox oil drain plug Note Dispose of used gear oil in accordance with environmental protection legislation 5 2 4 With the trowel level fill the gearbox with approximately 1 83 62 oz synthetic gear oil through the oil fill plug as described above 5 2 5 Wipe the threads dry on both the gearbox and the oil fill plug apply Loctite 545 or equivalent to
22. e on trowel STORAGE Always store equipment properly when it is not being used Equipment should be stored in a clean dry location out of reach of children 18 SERVICE AND MAINTENANCE SAFETY Poorly maintained equipment can become a safety hazard In order for your trowel to operate safely and properly over a long period of time periodic maintenance and occasional repairs are necessary MAINTENANCE MANUAL Do not attempt to clean service or perform adjustments on the trowel while it is running GOOD HOUSEKEEPING Keep area clean and dry if possible Oily and wet surfaces are slippery greasy rags are a fire hazard wet spots are dangerous around electrical s equipment PERFORM MAINTENANCE SAFELY FORM GOOD DRESS HABITS Loose clothing and jewelry can catch in moving parts and cause serious injury Keep hands and clothing away from moving parts GUARDS AND SAFETY DEVICES After performing maintenance make certain all guards and panels have been reinstalled and all safety devices are functional BATTERY MAINTENANCE Always wear eye and face protection Batteries produce explosive gases Keep open flame or sparks away See the manufacturer s instructions when servicing the batteries when using jumper cables or when using a battery charger PERFORM MAINTENANCE SAFELY GENERAL PROCEDURES Do not perform any work on the trowel unless you are authorized to do so
23. ed full load 4000 Engine Speed idle 1500 12 G24 Engine Model Spark Plug Battery Fuel Regular unleaded gasoline 24 6 6 5 Fuel Consumption 10 2 6 o Fuel Tank Capacity Running Time Clutch variable speed N Low Shutdown yes 3 3 3 5 SAE 10W30 SH SJ OQ m Engine Oil Capacity Engine Lubrication oil grade td000048gb fm 1 5 Technical Data CRT 48 31V 3 2 Trowel Part No CRT 48 31 CRT 48 31 CRT 48 31V E CRT 48 31V E 0009086 0009086 0009481 0009481 Rev 145 Rev 146 Rev 120 Rev 121 and lower and higher and lower and higher Trowel Operating Weight kg Ibs 562 1240 Dimensions L x W x H 2665 x 1395 x 1330 2530 x 1397 x 1328 in 105 x 55 x 52 100 x 55 x 52 Rotor Speed range rpm 25 150 Blade Pitch range degrees 0 25 Gearbox type heavy duty fan cooled Gearbox Lubrication Mobil Oil Mobil Mobil Oil Mobil Glygoyle SHC634 Glygoyle 460 SHC634 460 1 83 62 each Driveshaft splined universal joint Operation Troweling Width with pans In 2465 97 2465 97 non overlapping without pans 2515 99 overlapping without pans non overlapping Troweling Area with pans non overlapping without pans overlapping without pans non overlapping wc td000048gb fm 1 6 CRT 48 31V Technical Data 3 3 Sound and Vibration Specifications The required sound specification Paragraph 1 7 4 f of 89 392
24. ed areas Fumes from fuels and solvents can become explosive ALWAYS turn engine off and remove key from machine before performing maintenance or making repairs ALWAYS handle blades carefully The blades can develop sharp edges which can cause serious cuts ALWAYS keep the area around the muffler free of debris such as leaves paper cartons etc A hot muffler could ignite the debris and start a fire ALWAYS replace worn or damaged components with spare parts designed and recommended by Wacker Corporation ALWAYS disconnect the spark plug on machines equipped with gasoline engines before servicing to avoid accidental start up ALWAYS switch off the power supply at the battery disconnect before adjusting or maintaining the electrical equipment ALWAYS keep the machine clean and labels legible Replace all missing and hard to read labels Labels provide important operating instructions and warn of dangers and hazards Safety Information CRT 48 31V 2 5 Label Locations EXIHERHEITRAMLEITUMGEM IN BETRIE E FOR SAFE OPERATION READ OPERATORS MANUAL PARA OPERACION SEGURA LEA MANUAL DE OPERACION POUR UNE OPERATION SURE LIBEZLA HOTIE APELIGRO DANGER wc_gr000254 we_gr000253 wc_si000049gb fm 8 CRT 48 31 OPERATORS MANUAL MUST STORED ON MACHINE REPLACEMENT OPERATOR S MANUAL DRDERED THAOH
25. el with float pans attached unless safety catches are used and are specifically cleared for such transport by the manufacturer Under no circumstances hoist the trowel more than three feet off the ground with float pans attached Always consult the manufacturer s operation manual for specific information on transporting the trowel 12 START CORRECTLY START SAFELY Before starting check for proper functioning of all operation and shutdown controls Check all controls to be sure they are in the correct startup position Know the proper starting procedure for your trowel Follow the manufacturer s operational instructions WALK BEHIND TROWELS Ensure that the operator is familiar with the trowel and is trained on its operation Ensure the operator is well rested not fatigued is alert and not impaired in any way medications drugs alcohol etc Do not start or operate the trowel if the drive train will not disengage Centrifugal force between the trowel and surface when starting can cause uncontrolled handle movement that can cause serious injury The handle must not move while pulling the engine recoil starter Visually check to be sure that the blades are free of obstructions and the area is clear for operation START SAFELY RIDE ON TROWELS Ensure that the operator is familiar with the trowel and is trained on its operation Ensure the operator is well rested and not fatigued is alert and not impaired
26. elled by the trowels rotating blades Note where pipes and forms are located Locate and mark protrusions rebar anchor bolts floor drains etc in the concrete GETTING ON AND OFF A RIDE ON TROWEL If operating a ride on trowel mount and dismount carefully Use the steps and hand holds provided Do not use control levers as hand holds and never use guard rings as steps Watch for surfaces that may be slippery Never jump off a ride on trowel PREPARE FOR SAFE OPERATION Inspect electrical wiring for damage or wear Batteries produce explosive gas Keep open flame or sparks away In case of accident or fire be ready to act quickly yet calmly Do not panic Knowing ahead of time where to locate a first aid kit fire extinguisher or to get assistance will help should an emergency situation come up CHECK THE WORK AREA Learn beforehand as much about your working area as possible Be observant of other workers bystanders and other machinery in the area Keep all unauthorized untrained people and children out of the area while the trowel 15 in operation OPERATING ON AN ELEVATED DECK MULTI STORY OPERATION Consult local state regulations before you operate equipment on an elevated deck If operating on an elevated deck ensure perimeter safety cabling of proper size and strength is in place Do not operate the trowel close to the edge of the deck TRANSPORTING THE TROWEL Never transport the trow
27. europ ennes ci apr s 98 37 EC 89 336 EC pr EN 12649 William Lahner Robert Vice President of Engineering Manager Product Engineering 9 18 08 04 Date Datum Fecha bate WACKER CORPORATION 2004 CE CRT36_48 Q fm Wacker Construction Equipment AG gt PreuBenstraDe 41 D 80809 M nchen Tel 49 0 89 3 5402 0 Fax 49 0 89 3 5402 3 90 Wacker Corporation P O Box 9007 Menomonee Falls WI 53052 9007 Tel 262 255 0500 Fax 262 255 0550 Tel 800 770 0957 Wacker Asia Pacific Operations Skyline Tower Suite 2303 23 F 39 Wang Kwong Road Kowloon Bay Hong Kong Tel 852 2406 60 32 Fax 852 2406 60 21
28. f controls Make certain they operate properly You are ready to operate the trowel 14 SAFE WORKING PROCEDURES DANGER CARBON MONOXIDE Exhaust from the engine contains poisonous carbon monoxide gas that is not easily detected as it is colorless and odorless Exposure to carbon monoxide can cause loss of consciousness and may lead to death Do not operate your trowel indoors or in an enclosed area unless adequate ventilation is provided Ensure that permissible carbon monoxide levels are monitored and not exceeded OTHER PRECAUTIONS Never leave the trowel unattended while it is running Always keep clear of rotating or moving parts Never use additional weights other than the weights recommended by the manufacturer The use of unauthorized weights could lead to personal injury or damage to the trowel WORK SAFELY ELECTRICAL EQUIPMENT Some walk behind trowels are powered by electric motors Electric motors and components present special hazards during operation Read the operator s manual Never operate a trowel with a damaged or worn electrical cord When using an extension cord be sure to use one heavy enough to carry the current load When trowel is used outdoors use only extension cords that are marked for outdoor use Use only appropriate extension cords that have grounding type plugs and receptacles that accept the machine s plug WORK SAFELY Never fill the fuel tank while th
29. fer to the manufacturer s manuals for specific shut down procedures LOAD AND UNLOAD SAFELY PRECAUTIONS Power trowels are heavy and awkward to move around Do not attempt to lift the ride on trowel by the guard rings Use proper heavy lifting procedures Keep all non essential personnel clear of the area Never hoist the trowel over areas where people are standing or working Remove tools and loose items before lifting Make sure the crossbars on the safety catches are in good condition if so equipped Always consult your operator s manual for the best and proper lifting loading and unloading methods WALK BEHIND TROWELS Some walk behind trowels can be lifted or moved by two people utilizing lifting tubes or other special attachments Generally however they must be SHUT DOWN SAFELY 15 lifted using lifting bales special lifting brackets or other specific lifting points provided by the manufacturer and cranes hoists or forklifts Be certain any lifting devices used have adequate Capacity RIDE ON TROWELS Ride on trowels are very heavy They require heavy duty lifting devices such as cranes or heavy duty hoists to lift them on and off the concrete slab Be certain any lifting devices used have adequate capacity Some ride on trowels are equipped with lifting bosses that are used with specialized apparatus to assist in moving the trowels around Use extreme care when lifting or moving a rid
30. fork lifts forks into either set of fork lift pockets To hoist the trowel Attach a sling or chains through the lifting bars b on each side of the seat pedestal NOTICE Make sure the lifting device has enough weight bearing capacity to lift machine safely Refer to Section Technical Data DO NOT lift the trowel by the guard rings or any part of the trowel other N than the lifting fixture as the component may fail causing the trowel to WARNING 18 possibly injuring bystanders b wc gr000252 wc tx000142gb fm 3 1 Maintenance CRT 48 31V 5 9 Drive Belt 0009481 Revs 125 and higher See Graphic wc_gr003665 0009086 0009481 Revs 124 and lower See Graphic wc_gr000152 To replace the drive belt 5 9 1 Place the trowel on a flat level surface with the blades pitched flat 5 9 2 Disconnect battery 5 9 3 Remove the beltguard Honda Kohler Remove bolts holding guard in place Vanguard Remove two bolts holding base of air cleaner to beltguard Remove two bolts holding beltguard to engine 5 9 4 Remove 2 bolts d washers e and nuts f from each bearing flange 5 9 5 Remove the 4 bolts b holding each inside universal joint to the shaft fitting Remove universal joints and shims if included from ends of drive shaft 5 9 6 Lift the drive pulley up far enough to slide belt past 5 9 7 Remove the old belt and install a new one 5 9 8 Reverse the procedure for assembly Align the bearings and shaft as stra
31. g the trowel A hard concrete slab slightly wetted with water is an ideal place for an operator to practice with the machine For this practice pitch the blades up approximately 1 4 on the leading edge Start by making the machine hover in one spot and then practice driving the machine in a straight line and making 180 turns The best control is achieved at full rom wc tx000141gb fm 1 9 Operation CRT 48 31V 4 3 wc tx000141gb fm New Machines See Graphic wc gr001252 4 3 1 To break in the gearboxes run the engine at 50 of full throttle for the first 2 4 hours This will prevent premature wear and extend gear life NOTICE Running the engine at full throttle during the break in period could result in premature gear failure 4 3 2 X Verify that the the horizontal blade pitch links are properly assembled When seated on the machine the right rotor should have an R designation located towards the upper portion of the pitch link and the left rotor should have an L wc gr001252 20 CRT 48 31V 4 4 4 5 wc tx000141gb fm Operation Before Starting Before starting the trowel check the following fuel level e oil level in the engine e condition of the air filter e condition of trowel arms and blades Grease the trowel arms daily Starting 4 5 1 4 5 2 Before starting the operator must know the location and function of all controls Push down on the throttle foot pedal turn th
32. hand arm Should the arms come out of adjustment adjust the right hand arm as follows 5 5 1 Remove the nut and bolt c 5 5 2 Loosen the jam nuts 5 5 3 Drop the horizontal linkage e down to clear the bracket 5 5 4 Shorten the linkage to move the control arm to the left 5 5 5 Extend the linkage to move the control arm to the right 5 5 6 After the control lever has been adjusted to the desired position reassemble the nut and the bolt c and tighten the jam nuts d wc tx000142gb fm 2 8 CRT 48 31V 5 6 wc tx000142gb fm Maintenance Switching Blade Positions See Graphic wc 07000255 5 6 1 5 6 2 5 6 3 5 6 4 5 6 5 A CAUTION 5 6 6 5 6 7 5 6 1 5 6 2 5 6 3 To switch the position of the blades from the non overlapping position f to the overlapping position g Place the trowel on a flat level surface Remove the screws a holding the blade to the trowel arm CRT 48 only Remove the plastic plug from the off set screw hole b and place it into screw hole c to prevent it from filling with concrete Raise the trowel very slightly to take the weight off of the blades Use a fork lift or dolly jacks Slide the blades to align them with the screw holes d Trowel blades may be sharp Use adequate protection to keep from cutting skin or clothing Lower the trowel so the arms are securely against the blades Secure the screws into the screw holes d Dip the threads of th
33. hts DANGER GUARD MISSING DO NOT OPERATE A Inspect all hydraulic hoses for cracks or signs of wear and replace if necessary Secure all caps and filler plugs for all systems Always use a a flashlight or shielded trouble light when checking for leaks never use an open flame Never check for hydraulic leaks with your hand Hydraulic systems are under high pressure and leaks in these systems can penetrate the skin which can result in serious injury or even death Always use a piece of cardboard or wood when looking for hydraulic leaks Be sure the trowel is properly lubricated See that the fuel lubricating oil coolant and hydraulic reservoirs are filled to the proper levels with the correct fluids according to the manufacturer s instructions and recommendations 10 FIRE PREVENTION Always stop the engine and allow it to cool before refueling Never refuel When engine is running Near open flame or sparks While smoking In poorly ventilated areas Never overfill fuel tanks or fluid reservoirs In the event of a fuel spill do not attempt to start the engine until the fuel residue has been completely wiped up and the area surrounding the engine is dry Replace fuel cap securely after refueling PREPARE FOR SAFE OPERATION CHECK THE AREA Thoroughly check the area for unusual or dangerous conditions such as tools or items that may damage the trowel or be prop
34. ight as possible Adjust pulley offset and center distance to values as shown 5 9 9 Torque the bearing bolts d to 99 10 ft lbs Torque the universal joint bolts b to 10 1 ft lbs wc tx000142gb fm 32 CRT 48 31 wc tx000142gb fm Maintenance J E x 5 48 04mm 1 89 in 387 6 mm 15 25 wc gr003665 50 33 76 mm 1 98 03 in m Lr 63505 CRT 36 387 6 mm 15 25 in CRT 48 25K 305 0 mm 12 00 in CRT 48 31V 387 6 mm 15 25 in wc gr000152 33 Maintenance CRT 48 31V 5 10 Battery Jump Start Procedure wc tx000142gb fm DANGER A WARNING 5 10 1 5 10 2 5 10 3 5 10 4 5 10 5 5 10 6 Occasionally it may be necessary to jump start a weak battery If jump starting is necessary the following procedure is recommended to prevent starter damage battery damage and personal injuries Jump starting a battery incorrectly can cause battery to explode resulting in severe personal injury or death Do not smoke or allow Ignition sources near the battery and do not jump start a frozen battery Electrical arcing can cause severe personal injury Do not allow positive and negative cable ends to touch Disconnect engine load Use a battery of the same voltag
35. ith a wire brush 5 11 3 Set gap to 0 76 mm 0 030 5 11 4 Tighten spark plug securely NOTICE A loose spark plug can become very hot and may cause engine damage 35 Maintenance CRT 48 31V 5 12 Air Cleaner See Graphic wc_gr000216 To service 5 12 1 Unlock clamps d and remove cover 5 12 2 Remove cartridge b from air cleaner body a Clean by gently tapping cartridge Replace cartridge if very dirty or damaged 5 12 3 Carefully clean out air cleaner cover NEVER use gasoline or other types of low flash point solvents for cleaning the air cleaner A fire of explosion could result WARNING 5 12 4 Install cartridge in body 5 12 5 Install cover and lock clamps NOTICE NEVER run engine without air cleaner Severe engine damage will occur S 8 k e uA ROE 9 000216 wc tx000142gb fm 3 6 CRT 48 31V 5 13 Engine Oil wc tx000142gb fm Maintenance See Graphic wc gr000217 5 13 1 5 13 2 5 13 3 5 13 4 5 13 5 Drain oil while engine is still warm Remove oil fill cap a and drain plug b to drain oil Note n the interests of environmental protection place a plastic sheet and a container under the machine to collect any liquid which drains off Dispose of this liquid in accordance with environmental protection legislation Install drain plug and torque to 34 6 Nm 25 5 ft lbs Fill engine crankcase with recommended
36. loss of consciousness and may lead to death DO NOT smoke while operating the machine DO NOT smoke when refueling the engine DO NOT refuel a hot or running engine DO NOT refuel the engine near an open flame DO NOT spill fuel when refueling the engine DO NOT run the engine near open flames ALWAYS refill the fuel tank in a well ventilated area ALWAYS replace the fuel tank cap after refueling ALWAYS keep the area around the muffler free of debris such as leaves paper cartons etc A hot muffler could ignite the debris and start a fire CRT 48 31 2 4 wc_si000049gb fm Safety Information Service Safety WARNING 2 4 1 2 4 2 2 4 3 2 4 4 2 4 5 2 4 6 2 4 7 2 4 8 2 4 9 2 4 10 2 4 11 Poorly maintained equipment can become a safety hazard In order for the equipment to operate safely and properly over a long period of time periodic maintenance and occasional repairs are necessary DO NOT attempt to clean or service the machine while it is running Rotating parts can cause severe injury DO NOT crank a flooded engine with the spark plug removed on gasoline powered engines Fuel trapped in the cylinder will squirt out the spark plug opening DO NOT test for spark on gasoline powered engines if the engine is flooded or the smell of gasoline is present A stray spark could ignite the fumes DO NOT use gasoline or other types of fuels or flammable solvents to clean parts especially in enclos
37. ment Equipment operated improperly or by untrained personnel can be dangerous Read the operating instructions contained in both this manual and the engine manual and familiarize yourself with the location and proper use of all controls Inexperienced operators should receive instruction from someone familiar with the equipment before being allowed to operate the machine NEVER operate this machine in applications for which it is not intended NEVER allow anyone to operate this equipment without proper training People operating this equipment must be familiar with the risks and hazards associated with it NEVER touch the engine or muffler while the engine is on or immediately after it has been turned off These areas get hot and may cause burns NEVER use accessories or attachments that are not recommended by Wacker Damage to equipment and injury to the user may result NEVER operate the machine with the beltguard missing Exposed drive belt and pulleys create potentially dangerous hazards that can Cause serious injuries NEVER leave machine running unattended DO NOT run the machine indoors or in an enclosed area such as a deep trench unless adequate ventilation through such items as exhaust fans or hoses is provided Exhaust gas from the engine contains poisonous carbon monoxide gas exposure to carbon monoxide can cause loss of consciousness and may lead to death ALWAYS remain aware of moving parts and keep hands feet and l
38. oil until the level is between L and F on the dipstick c Oil capacity 3 3 2 0 Install oil fill cap To replace the oil filter d remove the installed oil filter after oil has been drained Apply a thin coat of oil to the rubber gasket of the replacement oil filter Screw the filter on until it just contacts the filter adapter then turn it an additional 2 turn Refill with oil as described above 4 iy NIA 028 x N wc_gr000217 37 Maintenance CRT 48 31V 5 14 Troubleshooting Engine does not start Operator present switch is Sit in operator s seat not engaged Oil alert shutdown feature is Add oil to engine activated Engine problem Consult engine manufac turers service manual Machine out of balance Operator is over steering The movement of each wobbling excessively gearbox is controlled by stops to provide the cor rect relationship of the con trol arm movement to machine movement Exces sive pressure on control arms in any direction will not increase reaction time and can damage steering con trols causing machine to wobble Trowel arm s bent Replace trowel arm s Trowel blade s bent Replace trowel blade s Main shaft s bent due to Replace main shafts s machine being dropped Poor handling excessive Worn bushings due to lack Replace bushings and lubri range in control lever move of lubrication cate at least every 20 hour
39. oose clothing away from the moving parts of the equipment ALWAYS wear protective clothing appropriate to the job site when operating equipment ALWAYS read understand and follow procedures in the Operator s Manual before attempting to operate the equipment ALWAYS be sure operator is familiar with proper safety precautions and operation techniques before using machine ALWAYS close fuel valve on engines equipped with one when machine is not being operated ALWAYS store the equipment properly when it is not being used Equipment should be stored in a clean dry location out of the reach of children ALWAYS operate the machine with all safety devices and guards in place and in working order 5 Safety Information CRT 48 31V 2 3 wc_si000049gb fm Operator Safety while using Internal Combustion Engines DANGER 2 3 1 2 3 2 2 3 3 2 3 4 2 3 5 2 3 6 2 3 2 3 8 2 3 9 2 3 10 Internal combustion engines present special hazards during operation and fueling Read and follow the warning instructions in the engine manual and the safety guidelines below Failure to follow the warnings and safety guidelines could result in severe injury or death DO NOT run the machine indoors or in an enclosed area such as a deep trench unless adequate ventilation through such items as exhaust fans or hoses is provided Exhaust gas from the engine contains poisonous carbon monoxide gas exposure to carbon monoxide can cause
40. owel and engine maintenance Refer to engine manufacturer s Operators Manual for additional information on engine maintenance A copy of the engine Operator s Manual was supplied with the machine when it was shipped To service the engine tilt the seat forward Daily go Every Every Every Every 50 100 200 300 d hrs hrs hrs hrs Greasetowelarmms lt trowel arms PET Check engine oi level j j j og Pressure wash all surfaces until free of concrete Check coolant level coolant level Check oil level in gearboxes 5 cece cont ia he eB Tor wear Cemas _ c I 1 Check engine oil twice daily every 4 hours Manual steering models only Pressure wash immediately after use Change engine oil after first 20 hours of operation wc tx000142gb fm 2b Maintenance CRT 48 31V 52 Trowel Gearboxes See Graphic wc_gr000156 Check the gearboxes for the correct oil level after every 20 hours of operation Change the gearbox oil every 300 hours To check the oil level Each CRT gearbox is equipped with two oil fill plugs Remove one gearbox oil fill plug b If th
41. s ment Control arm lever adjust Reset control arm lever ment has moved or control arm has been bent Lower control arm s bent Replace lower control This can be caused by drop arm s Use lifting brackets ping machine and or forklift pockets pro vided on machine for lifting wc tx000142gb fm 3 8 CRT 48 31V Maintenance Machine does not move Machine does not respond correctly to control lever movement Trowel noisy wc tx000142gb fm Drive belt broken Vacuum between bottom of blades and surface of con crete Key sheared in the main shaft Sheared key Loose electrical connector on actuator or joystick Electronic control board fail ure Trowel blades have become misaligned and are contact ing each other during rota tion Sheared key Loose clutch 39 Replace drive belt Change pitch on blades to break suction Replace damaged key Check all keys in drive sys tem Check all connections Replace electronic control board Replace damaged blades Align blades so that one set represents a and the other an x when viewed from above Check all keys in drive sys tem Tighten clutch Maintenance CRT 48 31V Notes wc tx000142gb fm 40 CONCRETE POWER TROWELS WWW aem org A SAFETY MANUAL FOR OPERATING AND MAINTENANCE PERSONNEL SAFETY ALERT SYMBOL A This Safety Alert Symbol means Why is SAFETY important to YOU n ATTENTION is
42. s is approximately 4 472 hours with rotor speeds between 80 and 120 rpm Features and Controls b wc_gr000250 e v W x q t Su m 1 18 CRT 48 31V Operation See Graphic wc_gr000250 Control locations and functions Ret Description right pitch control o engine choke control engine engine choke control control control arms DC accessory outlet accessory outlet outlet seat with operator pres m keyswitch ence switch s ee f ire 7777777 07 77 n am nator ight m wom igh ore cache coolant temperature indicator ight n mopona C The Riding Trowel features a seat with an integrated operator presence system which works in conjunction with a throttle mounted switch This system allows the engine to remain running idling with no operator seated in the seat as long as the throttle is not depressed This system meets all safety requirements and eliminates the need for a foot operated kill switch To familiarize a new operator with the Riding Trowel the following steps should be taken 4 2 1 With the operator in the seat show him or her the functions of the control arms c and how to start the machine 4 2 2 Have the operator practice steerin
43. t Wacker Corporation This machine is built with user safety in mind however it can present hazards if improperly operated and serviced Follow operating instructions carefully If you have questions about operating or servicing this equipment please contact Wacker Corporation The information contained in this manual was based on machines in production at the time of publication Wacker Corporation reserves the right to change any portion of this information without notice All rights especially copying and distribution rights are reserved Copyright 2006 by Wacker Corporation No part of this publication may be reproduced in any form or by any means electronic or mechanical including photocopying without express written permission from Wacker Corporation Any type of reproduction or distribution not authorized by Wacker Corporation represents an infringement of valid copyrights and will be prosecuted We expressly reserve the right to make technical modifications even without due notice which aim at improving our machines or their safety standards Safety Information CRT 48 31V 2 Safety Information 2 1 wc_si000049gb fm This manual contains DANGER WARNING CAUTION NOTICE and NOTE callouts which must be followed to reduce the possibility of personal injury damage to the equipment or improper service personal injury hazards Obey all safety messages that follow this This is the safety alert symbol It is used to
44. the oil fill plug threads replace the oil fill plug s and torque all plugs to 16 20Nm 12 15 ft lbs Each gearbox has a pressure relief valve a which can become clogged over time and should be replaced every 300 hours Failure to replace the valve can result in oil leakage from the gearbox shaft seals wc tx000142gb fm 2 6 CRT 48 31V Maintenance wc gr000156 5 3 5 4 wc tx000142gb fm Control Linkage Lubrication The drive system gearbox and pitch posts are equipped with several grease fittings Grease these fittings once a week or every 20 hours to prevent wear Use a general purpose grease and add one to two shots of grease at each fitting Control Arm Adjustment Forward or Backward See Graphic wc_gr002339 5 4 1 5 4 2 5 4 3 The control arms should line up evenly If arms appear out of adjustment they can be re adjusted forward or backward as follows Loosen jam nuts b Turn the vertical linkage a as follows e Extend the linkage to adjust control levers forward e Shorten the linkage to adjust control levers backward After the arms have been adjusted to the desired position tighten jam nuts b 27 Maintenance CRT 48 31V ES wo wc 9 002339 5 5 Right hand Control Arm Adjustment Right or Left See Graphic wc 9002339 The right hand arm should be set to be perfectly parallel to the left
45. tion CRT 48 31V 2 6 Safety and Operating Labels Wacker machines use international pictorial labels where needed These labels are described below DANGER No sparks flames or burning objects near machine CAUTION Use only clean filtered gasoline fuel Water tank fill Use only clean water or water based retardants WARNING Hot surface DANGER 3 Engines emit carbon monoxide operate only a AGEFAHR in well ventilated area PELIGRO Read the operator s manual for machine information DANGER DANGER Before fueling stop engine No sparks GEFAHR i i i flames burning objects near the machine DANGER wc si000049gb fm 1 0 CRT 48 31V Safety Information WARNING Cutting hazard Always replace blade guard WARNING Pressurized contents Do not open when hot WARNING Always wear hearing and eye protection when operating this machine Read the operator s manual for machine information WARNING Hand injury if caught in moving belt Always replace beltguard CAUTION Lifting point Tie down point 113726 Key switch engine start Off On Start wc_si000049gb fm 1 1 Safety Information Label OPERATOR S MANUAL MUST STORED ON MACHINE REPLACEMENT OPERATOR S MANUAL ORDERED THROUGH YOUR LOCAL WACKER DISTRIBUTOR DIE BETRIEBSVORSCHRIFT MUSS AN DER MASCHINE AUFBEW
46. type of fire they are intended Check readiness of fire suppression systems and fire detectors is 50 equipped 19 COOLING SYSTEM Maintain the cooling system according to the manufacturer s instructions Hot coolant can spray out and you can be burned if you improperly maintain or service the cooling system Remove filler cap only when cool 22 TROWEL BLADES AND PANS Do not attempt to clean service or perform adjustments on the trowel while it is running Do not remove while the trowel is hanging overhead Always support the trowel securely on a flat level surface before changing blades or pans Always handle blades and pans carefully Worn blades or pans may develop sharp edges that can cause serious cuts Always replace worn or damaged parts with service parts designated by the manufacturer Replace blades and pans as a complete set even if only one blade or pan is showing wear or damage They can wear differently depending on different jobs and a difference in blade size will damage the finish of the slab surface TEST YOUR KNOWLEDGE Do you understand this AEM manual and items such as Your safety program Your trowel manufacturer s manual s Proper clothing and personal safety equipment Your trowel s controls warning signs and devices and safety equipment Proper trowel lifting and moving procedures How to inspect and start your trowel PERFORM MAINTENA
47. w the location and type of emergency shut down control the trowel is equipped with Never start or operate the trowel without protective guards and panels in place Know the capabilities and limitations of the trowel PREPARE FOR SAFE OPERATION PRE OPERATIONAL CHECKS Walk around the trowel Carefully inspect for evidence of physical damage such as cracks bends or deformation of plates and welds Check for loose broken or missing parts on the trowel including brackets vibration isolators nuts and bolts Hardware should be replaced with original equipment manufacturer s OEM parts and should be properly tightened to the manufacturer s recommendations Remove all trash and debris from the trowel Make sure oily rags leaves or other flammable material are removed and not stored on the trowel Avoid potential fire hazards Clean all oil or grease from operator areas such as control handles foot pedals or platforms to prevent slipping Check for fuel oil and hydraulic fluid leaks All leaks must be corrected before the trowel is operated TRASH PREPARE FOR SAFE OPERATION SAFETY DEVICES Know what safety devices your trowel is equipped with and see that each item is securely in place and in operating condition For example Emergency stop switch or other Shut Down devices Guards Shields amp Panels Alarms or Warning Lamps Drain Covers Plugs and Caps Pressure Relief Devices Lig
48. ww aem org Association of Equipment Manufacturers Toll free 1 866 AEM 0442 e mail aem aem org www aem org FORM PT 160 WACCER EC DECLARATION OF CONFORMITY CE KONFORMITATSERKLARUNG DECLARACION DE CONFORMIDAD DE LA CE DECLARATION DE CONFORMIT C E WACKER CORPORATION N92 W15000 ANTHONY AVENUE MENOMONEE FALLS WISCONSIN USA AUTHORIZED REPRESENTATIVE IN THE EUROPEAN UNION WACKER CONSTRUCTION EQUIPMENT AG BEVOLLM CHTIGTER VERTRETER FUR DIE EUROP ISCHE GEMEINSCHAFT praupenstraBe 41 REPRESENTANTE AUTORIZADO EN LA UNI N EUROPEA 2 REPRESENTANT AGREE AUPRES DE LUNION EUROPEENNE 80809 Munchen hereby certifies that the construction equipment specified hereunder bescheinigt da das Baugerat certifica que la m quina de construcci n atteste que le mat riel 1 Category Art Categor a Cat gorie Ride On Trowels Besitzbare Flugelglatter Alisadoras Dobles Truelles auto port es 2 Typ Tipo Type CRT 36 CRT 48 3 number of equipment Artikelnummer Numero de referencia de la m quina Num ro de r f rence du mat riel 0009083 0009232 0009483 0620027 0009084 0009085 0009086 0009216 0009481 0009482 has been produced in accordance with the following standards in bereinstimmung mit folgenden Richtlinien hergestellt worden ist ha sido fabricado en conformidad con las siguientes normas a t produit conforme aux dispositions des directives
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